Větrání budov - Zkoušení výkonu součástí/výrobků pro větrání obytných budov - Část 4: Aerodynamický, elektrický a akustický výkon jednosměrných větracích jednotek (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN EN 13141-4
Classification mark: 127131
Catalog number: 512780
Publication date standards: 1.10.2021
The number of pages: 48
Approximate weight : 144 g (0.32 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN

Annotation of standard text ČSN EN 13141-4 (127131):

This document specifies aerodynamic, acoustic and electrical power performance test methods for unidirectional ventilation units used in residential ventilation systems. This document is applicable to ventilation units: - installed on a wall or in a window without any duct, A category; - installed in the upstream of a duct, B category; - installed in the downstream of a duct, C category; - installed in a duct, or with duct connection upstream and downstream, D category; - with one or several inlets/outlets; - installed in a system with a heat pump for domestic hot water or water for cooling or heating; - which can be used for supply or exhaust. This document does not apply to: - fan assisted cowls which are tested according to EN 13141-5; - mechanical supply and exhaust units which are tested according to EN 13141-7:2021 or prEN 13141-8:2021